control + c (intr) not working. (xfce4-terminal 0.6.2) Fedora 20, x64

Team I am using xfce 4 terminal on xfce desktop (xfce4-terminal 0.6.2) - using on fedora 20, 64bit. -interrupt generated with control+c does not work at all-does not work for any user-be it a root or normal user-seems defined okay-checked with stty -a. output given belllow.